Correspondence (1889-1906); diaries (1875, 1877); autobiography (1888); scrapbook and newspaper clippings (1892-1915); also includes photographs; journals; notebooks; and manuscript, "Trail of a Gold Seeker, 1863."

Off-prints of House executive documents and reports from the 42nd to 49th Congress. Subjects include Nez Perce Reservation; Boise Basin Bed-Rock Fluming Co.; Bannock Indian Treaty; Fort Hall and Lemhi Reservations and annexation of a part of Idaho Territory to Washington Territory.